真空 しんくうチューブ列車 れっしゃじゃないです
shinkūchūburesshajanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 真空チューブ列車

1. It is not a vacuum tube train.; It's not a vacuum-tube train.

Negative
Polite
Casual Register